AdamUtils

rustorch::optim::common

Struct AdamUtils

pub struct AdamUtils;

Expand description

Common utilities for Adam-based optimizers Adam系最適化器の共通ユーティリティ

Implementations§

impl AdamUtils

pub fn apply_weight_decay( grad: &Tensor<f32>, param: &Tensor<f32>, weight_decay: f32, ) -> Tensor<f32>

Apply weight decay to gradient 勾配に重み減衰を適用

pub fn update_momentum( momentum: &mut Tensor<f32>, grad: &Tensor<f32>, beta1: f32, )

Update momentum (first moment) モーメンタム（第一モーメント）を更新

pub fn update_velocity( velocity: &mut Tensor<f32>, grad: &Tensor<f32>, beta2: f32, )

Update velocity (second moment) ベロシティ（第二モーメント）を更新

pub fn bias_correction1(beta1: f32, step: usize) -> f32

Compute bias correction for first moment 第一モーメントのバイアス補正を計算

pub fn bias_correction2(beta2: f32, step: usize) -> f32

Compute bias correction for second moment
第二モーメントのバイアス補正を計算

pub fn apply_bias_correction( tensor: &Tensor<f32>, correction: f32, ) -> Tensor<f32>

Apply bias correction to tensor テンソルにバイアス補正を適用

pub fn compute_adam_update( momentum_corrected: &Tensor<f32>, velocity_corrected: &Tensor<f32>, eps: f32, ) -> Tensor<f32>

Compute standard Adam update 標準Adam更新を計算

pub fn apply_update_inplace( param: &Tensor<f32>, update: &Tensor<f32>, learning_rate: f32, )

Apply parameter update in-place パラメータ更新をインプレースで適用

Auto Trait Implementations§

impl Freeze for AdamUtils

impl RefUnwindSafe for AdamUtils

impl Send for AdamUtils

impl Sync for AdamUtils

impl Unpin for AdamUtils

impl UnwindSafe for AdamUtils

Blanket Implementations§

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